Question 1. How does activation of the immune response typically begin?
Question 2. Which cells encounter the pathogen and ingest it?
Question 3. What steps occur next?
Question 4. What are antigen-presenting cells?
Question 5. What cell interacts with the antigen-presenting macrophage? What does this cell do?
Question 6. What chemical does the macrophage release during interaction? What is the result?
Question 7. What does the interleukin-2 cause to occur?
Question 8. What are the two paths of the immune response from this point?
Question 9. What response do normal body cells display when infected?
Question 10. Why does the body make millions of different types of cytotoxic T cells?